Canadian Forest Service Publications
A summary of current techniques used for sampling spruce budworm populations and estimating defoliation in eastern Canada. 1980. Sanders, C.J., Compiler. Canadian Forestry Service, Great Lakes Forest Research Centre, Sault Ste. Marie, Ontario. Information Report O-X-306. 33 p. (includes: appendix).
Year: 1980
Issued by: Great Lakes Forestry Centre
Catalog ID: 8982
Language: English
Series: Information Report (GLFC - Sault Ste. Marie)
Availability: PDF (download)